Right-click part1.rar and select "Extract Here" using WinRAR or 7-Zip.
If you get a "Checksum Error," part 2 may be incompletely downloaded. Paper.Dolls.2.Escape-PLAZA.part2.rar
Ensure you have part1.rar , part2.rar , and any subsequent parts. Right-click part1
Open the resulting .iso file or run setup.exe . Paper.Dolls.2.Escape-PLAZA.part2.rar
💡
This is the second part of a multi-part download. You need all parts (part1, part2, etc.) in the same folder to extract the game.